38722442 has 16 divisors (see below), whose sum is σ = 63460800. Its totient is φ = 17574240.

The previous prime is 38722429. The next prime is 38722451. The reversal of 38722442 is 24422783.

It is a junction number, because it is equal to n+sod(n) for n = 38722399 and 38722408.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24059 + ... + 25617.

It is an arithmetic number, because the mean of its divisors is an integer number (3966300).

Almost surely, 2^38722442 is an apocalyptic number.

38722442 is a deficient number, since it is larger than the sum of its proper divisors (24738358).

38722442 is a wasteful number, since it uses less digits than its factorization.

38722442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2701.

The product of its digits is 21504, while the sum is 32.

The square root of 38722442 is about 6222.7358934797. The cubic root of 38722442 is about 338.3147343240.

The spelling of 38722442 in words is "thirty-eight million, seven hundred twenty-two thousand, four hundred forty-two".